You check in for your flight. Your hotel learns this and also checks you in, delivering your room key to your mobile device. But your flight is delayed. Your hotel finds out, notes a late check-in and orders you a late meal. On the way home, you return your rental car early and your airline asks if you want to catch the earlier flight, or grab a lounge pass.

This is how it should be, right? Jeff Katz thinks so.

The travel tech and airline veteran teamed with Boston Consulting Group and several major airline and hotel companies on . . .

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